LiteralString.h

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/*  Copyright (C) 2008 National Institute For Space Research (INPE) - Brazil.
 
    This file is part of the TerraLib - a Framework for building GIS enabled applications.
 
    TerraLib is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License,
    or (at your option) any later version.
 
    TerraLib is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public License
    along with TerraLib. See COPYING. If not, write to
    TerraLib Team at <terralib-team@terralib.org>.
 */
 
/*!
  \file terralib/dataaccess/query/LiteralString.h
 
  \brief A class that models a Literal String value.
*/
 
#ifndef __TERRALIB_DATAACCESS_INTERNAL_LITERALSTRING_H
#define __TERRALIB_DATAACCESS_INTERNAL_LITERALSTRING_H
 
// TerraLib
#include "Literal.h"
 
// STL
#include <string>
 
namespace te
{
  namespace da
  {
    /*!
      \class LiteralString
      
      \brief This class models a string Literal value.
 
      \sa Literal
    */
    class TEDATAACCESSEXPORT LiteralString : public Literal
    {
      public:
 
        TE_DEFINE_VISITABLE
 
        /*!
          \brief Constructor.
 
          \param s The string value.
        */
        LiteralString(const std::string& s);
 
        /*! \brief Copy constructor. */
        LiteralString(const LiteralString& rhs);
 
        /*! \brief Destructor. */
        ~LiteralString() { }
 
        /*! Assignment operator.  */
        LiteralString& operator=(const LiteralString& rhs);
 
        /*! \brief It creates a new copy of this expression. */
        Expression* clone() const;
    };
 
  } // end namespace da
}   // end namespace te
 
#endif  // __TERRALIB_DATAACCESS_INTERNAL_LITERALSTRING_H